72743826016 has 12 divisors (see below), whose sum is σ = 143214407532. Its totient is φ = 36371912992.

The previous prime is 72743826011. The next prime is 72743826017. The reversal of 72743826016 is 61062834727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72743826011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136622250 + ... + 1136622313.

It is an arithmetic number, because the mean of its divisors is an integer number (11934533961).

Almost surely, 2^72743826016 is an apocalyptic number.

It is an amenable number.

72743826016 is a deficient number, since it is larger than the sum of its proper divisors (70470581516).

72743826016 is a wasteful number, since it uses less digits than its factorization.

72743826016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273244573 (or 2273244565 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 72743826016 in words is "seventy-two billion, seven hundred forty-three million, eight hundred twenty-six thousand, sixteen".